CN215511869U

CN215511869U - Commutator molding compound high accuracy dosing unit fast

Info

Publication number: CN215511869U
Application number: CN202122358608.XU
Authority: CN
Inventors: 董海迪; 周九龙; 夏盈盈
Original assignee: Wenzhou Zhitou Commutator Co ltd
Current assignee: Wenzhou Zhitou Commutator Co ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-01-14
Anticipated expiration: 2031-09-28

Abstract

The utility model provides a high-precision quick batching device for molding compound of a commutator, which comprises: the storage hopper, the front and back end outside of storage hopper is provided with the stand, and the outside of stand is provided with the electric cabinet, and the inboard of stand is provided with the display screen, the lower extreme of storage hopper is connected with defeated feed cylinder, and the left end of defeated feed cylinder is provided with defeated material motor to the right side lower extreme of defeated feed cylinder is connected with vertical feed cylinder down, the downside of vertical feed cylinder down is provided with the weighing cylinder, and the outside of weighing cylinder is fixed with the sliding sleeve, the inside of sliding sleeve is provided with sliding connection's guide arm, and the lower extreme of sliding sleeve is provided with the spiro union piece. The utility model solves the problems that the device related in the background technical document has complex operation process, high installation difficulty, high equipment cost and no wide practicability, and solid materials in the bearing hopper can rebound and splash outwards to cause waste.

Description

Commutator molding compound high accuracy dosing unit fast

Technical Field

The utility model relates to the technical field of manufacturing of motor commutators, in particular to a high-precision quick batching device for commutator molding compound.

Background

The motor commutator basically comprises a commutator segment, an insulating body and a carbon segment; the commutator segment comprises a copper layer, a carbon layer and a hook portion, in the production process, a copper shell piece which is obtained by cold extrusion is adopted, the copper shell piece is subjected to turning and notching for many times to form an integral copper shell piece, then the copper shell piece and the carbon piece are welded, the carbon piece and the copper shell which are fixedly welded are placed in a die, an insulating body is formed by injecting phenolic molding compound resin, finally the hook portion is formed by milling and hooking, and before the phenolic molding compound material is injected, the molding compound material and some auxiliary materials need to be proportioned and weighed.

The chinese year patent with the existing publication number CN208470905U discloses a rapid high-precision batching device, which is characterized by comprising: the device comprises a belt type conveying device, a storage bin, a material blocking device, a weighing hopper and a control system; the storage bin is arranged above the conveying belt in a matched mode, the bottom of the storage bin is slightly higher than the conveying belt, and the storage bin is used for storing materials and comprises a storage bin main body and a bin door; the material blocking device is matched and fixedly arranged with the conveying belt, is positioned above the conveying belt and is vertical to the conveying belt; the rear edge of the storage bin is positioned in the moving direction of the conveying belt; the weighing hopper is arranged below the tail end of the conveying belt in a matched mode; the control system is used for receiving the data of the weighing hopper, and calculating and controlling the work of the belt type conveying device, the bin gate and the baffle device. The device can realize quick feeding, medium-speed feeding, slow-speed feeding and accurate feeding; the feeding precision is high, the speed is high, and the method is suitable for solid granular materials, powder materials and adhesive mixtures; the deviation of the repeated control precision is small; without a material.

Although the above patent documents achieve high-precision dosing, there are still some disadvantages: the precision control is realized by electrically controlling the weight of the materials on the conveying belt, the multiple speed drop ratio of the conveying belt and the opening range of the bin door, so that the defects of more electromechanical actions, high difficulty in electrical mutual matching, more complex process, high installation difficulty, higher equipment cost and poor wide practicability exist; weighing sensor sets up around hopper support and hopper main part contact surface, and the slope contact of hopper support and hopper main part, not complete bearing at the lower extreme of hopper main part, and then lead to measuring result accurate inadequately, and can produce the collision with the bottom of the bucket when just getting into the hopper just to bounce outward and spatter, cause the waste.

Disclosure of Invention

In order to overcome the defects in the prior art, the high-precision quick batching device for the molding compound of the commutator is provided so as to solve the problems that the device related in the background technical document has a complex operation process, large installation difficulty, higher equipment cost and lack of wide practicability, and solid materials in the bearing hopper can rebound and splash outwards to cause waste.

In order to realize the above-mentioned purpose, provide a quick dosing unit of commutator moulding compound high accuracy, include:

the storage hopper, the front and back end outside of storage hopper is provided with the stand, and the outside of stand is provided with the electric cabinet, and the inboard of stand is provided with the display screen, the lower extreme of storage hopper is connected with defeated feed cylinder, and the left end of defeated feed cylinder is provided with defeated material motor to the right side lower extreme of defeated feed cylinder is connected with vertical feed cylinder down, the downside of vertical feed cylinder down is provided with the weighing cylinder, and the outside of weighing cylinder is fixed with the sliding sleeve, the inside of sliding sleeve is provided with sliding connection's guide arm, and the lower extreme of sliding sleeve is provided with the spiro union piece, the inside of weighing cylinder is provided with weighing sensor, and weighing sensor's upper end is provided with the layer board to the downside of weighing cylinder is provided with the base.

Furthermore, the right end of the material conveying cylinder is obliquely upwards connected with the vertical feeding cylinder, and a material inlet is formed in the cylinder wall of the vertical feeding cylinder at the joint.

Further, first cylinder, second cylinder and third cylinder are installed from top to bottom in proper order in the outside of feed cylinder under the vertical, and the stroke of three cylinder from the top down increases in proper order, and three cylinder sets up one and is located the feed cylinder left side under the vertical, and two are located the right side of feed cylinder under the vertical, and crisscross setting to all be provided with the solenoid valve in the upper end of three cylinder, the lower extreme all is provided with the mounting panel, and the outside at the feed cylinder under the vertical is fixed to the mounting panel.

Furthermore, the lower extreme of perpendicular feed cylinder is connected with the feed cylinder of slope down, and the inside of the feed cylinder of slope is provided with automatically controlled valve.

Further, the inside of feed cylinder under the vertical is provided with horizontal sliding plate and section of thick bamboo wall sliding connection, and the inboard of horizontal sliding plate is connected with the slope baffle to on the surface of horizontal sliding plate, and set up the stopper in the outside of feed cylinder under the vertical, the outside end of horizontal sliding plate is connected with the telescopic link, the telescopic link be connected with three cylinder, and the length of telescopic link is from last to lengthening in proper order down.

Further, the outside of guide arm just is provided with the spring between sliding sleeve and spiro union piece, and the latter half of guide arm sets up to the spiro union section, and the first half sets up to smooth section to the outside of spiro union piece is provided with positioning bolt.

The commutator molding compound high-precision rapid batching device has the advantages that the molding compound in the storage hopper is conveniently conveyed to the weighing cylinder by utilizing the material conveying motor, the material conveying cylinder, the vertical feeding cylinder and the inclined feeding cylinder, and the telescopic rod is controlled to move towards the interior of the vertical blanking cylinder through the first cylinder, the second cylinder and the third cylinder, and the cross section area of the vertical charging barrel which is shielded by the three groups of horizontal sliding plates and the inclined baffle plates from top to bottom is sequentially increased, thereby controlling the blanking speed of the raw materials, conveniently adjusting the distance between the weighing cylinder and the inclined blanking cylinder by utilizing the guide rod, the sliding sleeve, the spring and the screw connection block, and make the weighing cylinder obtain certain buffer capacity, reduce solid material bounce-back and spatter outward and cause the waste, this embodiment device simple structure, the installation of being convenient for has equipment cost low, the advantage of extensive practicality.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention.

Fig. 2 is a schematic structural view of a vertical blanking drum according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a location a in fig. 1 according to an embodiment of the present invention.

Fig. 4 is a schematic diagram of a partial top view of the vertical blanking barrel according to an embodiment of the present invention.

Fig. 5 is a schematic view of the principle of electric linkage of the actions of the load cell according to the embodiment of the present invention.

1. A storage hopper; 2. a material conveying motor; 3. a column; 4. an electric cabinet; 5. a display screen; 6. a delivery cylinder; 7. a vertical charging barrel is arranged; 8. a feed inlet; 9. a base; 10. a weighing sensor; 11. a support plate; 12. a weighing cylinder; 13. a guide bar; 14. a sliding sleeve; 15. a spring; 16. a screw joint block; 17. positioning the bolt; 18. a screw joint section; 19. an electromagnetic valve; 20. a first cylinder; 21. mounting a plate; 22. a second cylinder; 23. a third cylinder; 24. the charging barrel is inclined; 25. an electrically controlled valve; 26. a limiting block; 27. a telescopic rod; 28. a horizontal sliding plate; 29. the baffle is inclined.

Detailed Description

The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The utility model is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention, fig. 2 is a schematic structural diagram of a vertical blanking barrel of an embodiment of the present invention, fig. 3 is a schematic structural diagram of a position a in fig. 1, fig. 4 is a schematic structural diagram of a partial top view of the vertical blanking barrel of an embodiment of the present invention, and fig. 5 is a schematic structural diagram of an electrical linkage of actions of a load cell of an embodiment of the present invention.

Referring to fig. 1 to 5, the utility model provides a high-precision rapid batching device for molding compound of a commutator, comprising: a storage hopper 1, a vertical blanking barrel 7 and a weighing barrel 12.

Specifically, the front and rear end outside of storage hopper 1 is provided with stand 3, and the outside of stand 3 is provided with electric cabinet 4, the inboard of stand 3 is provided with display screen 5, the lower extreme of storage hopper 1 is connected with feed delivery cylinder 6, and the left end of feed delivery cylinder 6 is provided with defeated material motor 2, and the right side lower extreme of feed delivery cylinder 6 is connected with vertical feed delivery cylinder 7, the downside of vertical feed delivery cylinder 7 is provided with weighing cylinder 12, and the outside of weighing cylinder 12 is fixed with sliding sleeve 14, sliding sleeve 14's inside is provided with sliding connection's guide arm 13, and sliding sleeve 14's lower extreme is provided with spiro union piece 16, the inside of weighing cylinder 12 is provided with weighing sensor 10, and weighing sensor 10's upper end is provided with layer board 11, and weighing cylinder 12's downside is provided with base 9.

In the embodiment, the numerical value of the weighing sensor 10 is displayed in real time through the electric cabinet 4 and the display screen 5, so that the balance between the weighing cylinder 12 and the spring 15 can be conveniently adjusted; sliding sleeve 14 and guide rod 13 increase the stability of scale drum 12; the weighing sensor 10 is electrically connected with the material conveying motor 2, so that the material conveying motor 2 can be closed in time through the electric cabinet 4; the storage hopper 1 and the material conveying device can be provided with a plurality of groups according to the types of the ingredients.

Referring to fig. 1 and 2, the right end of the feeding cylinder 6 is connected to the vertical feeding cylinder 7 in an upward inclined manner, and a feeding port 8 is formed in the wall of the vertical feeding cylinder 7 at the connection position; the outer side of the vertical charging barrel 7 is provided with a first cylinder 20, a second cylinder 22 and a third cylinder 23 in sequence from top to bottom, the stroke of the three cylinders from top to bottom is increased in sequence, one of the three cylinders is arranged at the left side of the vertical charging barrel 7, the other two cylinders are arranged at the right side of the vertical charging barrel 7 and are arranged in a staggered manner, electromagnetic valves 19 are arranged at the upper ends of the three cylinders, mounting plates 21 are arranged at the lower ends of the three cylinders, and the mounting plates 21 are fixed at the outer side of the vertical charging barrel 7; the lower end of the vertical blanking barrel 7 is connected with an inclined blanking barrel 24, and an electric control valve 25 is arranged inside the inclined blanking barrel 24.

As a better implementation mode, the discharge port of the material conveying cylinder 6 is arranged obliquely upwards, so that when the material conveying motor 2 is turned off, no material falls from the interior of the material conveying cylinder 6, and a batching error is avoided, the electromagnetic valve 19 is electrically connected with the weighing sensor 10, and after the weighing sensor 10 detects that the weight of the material reaches 90% of a set weight, the electromagnetic valve 19 is started to control the three cylinders to act; an electric control valve 25 is arranged at the port of the inclined blanking barrel 24, so that blanking can be closed in time.

Referring to fig. 3 and 4, a horizontal sliding plate 28 is arranged inside the vertical charging barrel 7 and is connected with the barrel wall in a sliding manner, an inclined baffle 29 is connected to the inner side of the horizontal sliding plate 28, a limiting block 26 is arranged on the surface of the horizontal sliding plate 28 and on the outer side of the vertical charging barrel 7, an expansion rod 27 is connected to the outer side end of the horizontal sliding plate 28, the expansion rod 27 is connected with three cylinders, and the length of the expansion rod 27 is sequentially increased from top to bottom.

Specifically, through first cylinder 20, second cylinder 22 and third cylinder 23, make control telescopic link 27 to the inside removal of perpendicular feed cylinder 7, and make three horizontal sliding plate 28 of group and inclined baffle 29 shelter from the cross sectional area of perpendicular feed cylinder 7 from top to bottom and increase in proper order, and then make the unloading speed of control raw materials, can understand equally, three inclined baffle 29 of group reduce from top to bottom in proper order apart from the section of thick bamboo wall of opposite face, make the material obtain the effect of slow deceleration, wherein horizontal sliding plate 28 removes the in-process and carries out spacingly through stopper 26, avoid plugging up perpendicular feed cylinder 7 inner channel completely.

Specifically, after weighing sensor 10 detects that the material reaches ninety percent of the set weight, start solenoid valve 19, three cylinder actions promote horizontal slide 28 and slope baffle 29 for the material slows down unloading rate, and the unloading volume, and then the material that will reach the set volume in the symmetrical measuring cylinder 12 carries out fine setting and feeds in raw material, and after reaching the set volume, electrically controlled valve 25 closes at once, and then has guaranteed the precision of batching.

Referring to fig. 1, a spring 15 is disposed outside the guide rod 13 and between the sliding sleeve 14 and the screw joint block 16, a lower half portion of the guide rod 13 is a screw joint section 18, an upper half portion is a smooth section, and a positioning bolt 17 is disposed outside the screw joint block 16.

As a better implementation mode, the distance between the weighing cylinder 12 and the inclined blanking cylinder 24 is convenient to adjust, so that the weighing cylinder 12 obtains a certain buffer capacity, waste caused by rebounding and splashing of solid materials is reduced, and secondly, after the electric control valve 25 is closed, the amount of materials staying in the air is less through the reduced distance, and the influence on the weighing result is reduced.

The commutator molding compound high-precision rapid batching device can effectively solve the problems that the device related in the background technical document has complex operation process, large installation difficulty, higher equipment cost and poor wide practicability, solid materials in the bearing hopper can rebound and splash outwards to cause waste, the molding compound in the storage hopper can be conveniently conveyed to the weighing cylinder by utilizing the conveying motor, the conveying cylinder, the vertical feeding cylinder and the inclined feeding cylinder, the telescopic rod is controlled to move towards the interior of the vertical feeding cylinder by the first cylinder, the second cylinder and the third cylinder, the cross section area of the vertical feeding cylinder is sequentially increased by enabling three groups of horizontal sliding plates and inclined baffles to shield the vertical feeding cylinder from top to bottom, the feeding speed of raw materials is further controlled, the distance between the weighing cylinder and the inclined feeding cylinder is conveniently adjusted by utilizing the guide rod, the sliding sleeve, the spring and the screw joint block, and the weighing cylinder obtains certain buffer capacity, reduce solid material bounce-back and spatter outward and cause the waste, this embodiment device simple structure, the installation of being convenient for has equipment cost low, the advantage of extensive practicality.

Claims

1. The utility model provides a quick dosing unit of commutator molding compound high accuracy which characterized in that includes: the device comprises a storage hopper (1), wherein a stand column (3) is arranged on the outer side of the front end and the rear end of the storage hopper (1), an electric cabinet (4) is arranged on the outer side of the stand column (3), a display screen (5) is arranged on the inner side of the stand column (3), the lower end of the storage hopper (1) is connected with a material conveying cylinder (6), a material conveying motor (2) is arranged at the left end of the material conveying cylinder (6), a vertical lower material cylinder (7) is connected with the lower right end of the material conveying cylinder (6), a weighing cylinder (12) is arranged on the lower side of the vertical lower material cylinder (7), a sliding sleeve (14) is fixed on the outer side of the weighing cylinder (12), a guide rod (13) in sliding connection is arranged inside the sliding sleeve (14), a screw connection block (16) is arranged at the lower end of the sliding sleeve (14), a weighing sensor (10) is arranged inside the weighing cylinder (12), and a supporting plate (11) is arranged at the upper end of the weighing sensor (10), and a base (9) is arranged on the lower side of the weighing cylinder (12).

2. The commutator molding compound high-precision rapid batching device according to claim 1, characterized in that the right end of the feeding barrel (6) is connected with the vertical feeding barrel (7) in an upward inclined manner, and a feeding hole (8) is formed in the barrel wall of the vertical feeding barrel (7) at the connection position.

3. The high-precision quick batching device for molding compound of the commutator as claimed in claim 1, wherein the first cylinder (20), the second cylinder (22) and the third cylinder (23) are sequentially installed on the outer side of the vertical discharging barrel (7) from top to bottom, the stroke of the three cylinders is sequentially increased from top to bottom, one of the three cylinders is located on the left side of the vertical discharging barrel (7), the other three cylinders are located on the right side of the vertical discharging barrel (7), the three cylinders are arranged in a staggered manner, the electromagnetic valves (19) are arranged at the upper ends of the three cylinders, the mounting plates (21) are arranged at the lower ends of the three cylinders, and the mounting plates (21) are fixed on the outer side of the vertical discharging barrel (7).

4. The commutator molding compound high-precision rapid batching device according to claim 1, characterized in that the lower end of the vertical blanking barrel (7) is connected with an inclined blanking barrel (24), and an electric control valve (25) is arranged inside the inclined blanking barrel (24).

5. The high-precision quick batching device for molding compound for commutator as defined in claim 1, wherein a horizontal sliding plate (28) is arranged inside the vertical blanking barrel (7) and is slidably connected with the barrel wall, an inclined baffle (29) is connected to the inner side of the horizontal sliding plate (28), a limiting block (26) is arranged on the surface of the horizontal sliding plate (28) and on the outer side of the vertical blanking barrel (7), an expansion link (27) is connected to the outer side end of the horizontal sliding plate (28), the expansion link (27) is connected with three cylinders, and the length of the expansion link (27) is sequentially increased from top to bottom.

6. A high-precision quick batching device for molding compound for commutator as defined in claim 5, characterized in that a spring (15) is arranged outside the guide rod (13) and between the sliding sleeve (14) and the screw block (16), and the lower half of the guide rod (13) is arranged as a screw section (18), the upper half is arranged as a smooth section, and the outside of the screw block (16) is provided with a positioning bolt (17).